Syzygy endgame tablebases

White is losing with DTZ 158

This is a blessed loss. Mate can be forced, but a draw can be achieved under the fifty-move rule.


Histogram: KBNN losing vs. KQ (log scale)

Longest KBNNvKQ phases

KBNNvKQ statistics (unique positions)

White wins:
1,699,473,610 (19.9%)
2,589,893,041 (30.4%)
Frustrated black wins:
707,504 (0.0%)
Black wins:
4,238,115,493 (49.7%)
KBNNvKQ.json (?)